A headache or similar mental condition, caused by an exhausting late night sex session the night before.
I've got a major bonker stonker today and it's affecting my concentration at work - but it was worth it!
by Teuchtar73 December 18, 2019
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An item so inexpensive that it defies belief. Usually used in amazement.
Those all-you-can-eat wings were bonkers cheap. But not necessarily bonkers good.
by WerdOfTheDay May 19, 2016
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